package main

import "fmt"

var out = 100

func main() {
	var a int
	fmt.Println("a=", a)

	var b int = 100
	fmt.Println("b=", b)

	var c = 120
	fmt.Println("c=", c)

	d := 130

	fmt.Println("d=", d)

	var str string = "1234"
	fmt.Println("str=", str)

	var i, k = 200, 300
	fmt.Println("i=", i, "k=", k)

	var (
		m int    = 90
		n string = "sss"
	)
	fmt.Println("m=", m, "n=", n)
}
